Glycosides & its Identification Tests

Glycosides & its Identification Tests involve detecting sugar-linked compounds with therapeutic significance. Glycosides & its Identification Tests include Keller–Killiani, Borntrager’s, and Legal’s test for confirmation. Definition Glycosides are compounds that consist of a sugar (glycone) and a non-sugar (aglycone or genin) part, linked by a glycosidic bond. Examples Cardiac glycosides (e.g., Digoxin from Digitalis purpurea) … Read more

Alkaloids & Its Identification Tests

Alkaloids & Its Identification Tests

Alkaloids & Its Identification Tests involve detecting nitrogenous plant compounds with therapeutic significance. Alkaloids & Its Identification Tests also confirm purity, pharmacological activity, and standardization of herbal drugs. Definition Alkaloids are nitrogen-containing, basic organic compounds derived from amino acids. They have significant physiological effects on humans and animals. Examples Morphine (Opium poppy – Papaver somniferum) … Read more

Introduction to Secondary Metabolites

Introduction to Secondary Metabolites

Introduction to Secondary Metabolites R highlights their ecological role and medicinal, industrial applications. Introduction to Secondary Metabolites R also explains plant-derived compounds like alkaloids, terpenoids, and flavonoids. Definition: Secondary metabolites are organic compounds produced by plants, fungi, bacteria, and other microorganisms that are not directly involved in growth, development, or reproduction but play a crucial … Read more

Traditional Chinese Medicine (TCM)

Traditional Chinese Medicine

Overview of Traditional Chinese Medicine (TCM) Traditional Chinese Medicine (TCM) is an ancient healing system developed in China over 2,500 years ago. It integrates herbal medicine, acupuncture, and dietary therapy. Principle TCM is based on the balance of Yin and Yang and the flow of Qi (vital energy) through meridians. The five elements (Wood, Fire, … Read more

Homeopathy

Homeopathy

Overview of Homeopathy Homeopathy was founded by Samuel Hahnemann in the late 18th century in Germany. It is based on the principle of “Similia Similibus Curentur” (Like Cures Like). Principle This believes that substances that cause symptoms in a healthy person can treat similar symptoms in a diseased person when given in ultra-diluted doses. Diagnosis  … Read more

Siddha Medicine

Siddha Medicine

Overview of Siddha Medicine Siddha medicine is one of the oldest systems of medicine, developed in South India, particularly in Tamil Nadu. It is attributed to Siddhars (ancient spiritual scientists) who had profound knowledge of medicine, yoga, and alchemy. Principle This is based on the concept that human body functions are controlled by five elements … Read more

Unani Medicine

Unani Medicine

Overview of Unani Medicine Unani medicine, also known as Greco-Arabic medicine, originated from the teachings of Hippocrates (Greece) and Galen (Rome), later developed by Arab and Persian scholars like Avicenna (Ibn Sina). It is widely practiced in India, the Middle East, and South Asia. Principle The Unani system is based on the humoral theory, which … Read more

Plant Tissue Culture

Plant Tissue Culture

What is Plant Tissue Culture? Plant Tissue Culture (PTC) is the technique of growing plant cells, tissues, or organs in a sterile, nutrient-rich medium under controlled conditions. It is used for micropropagation, genetic modification, conservation, and medicinal compound production. General Procedure Selection of Explant A small plant part (leaf, stem, root, meristem, embryo) is chosen … Read more

Antidiabetic agents

Antidiabetic agents

Antidiabetic agents are medications used to manage blood glucose levels in individuals with diabetes mellitus. These agents work through various mechanisms to enhance insulin action, increase insulin secretion, reduce hepatic glucose production, or decrease glucose absorption from the gastrointestinal tract. Proper classification of antidiabetic agents is essential for selecting appropriate therapy based on the patient’s … Read more

Preparation of Insulin

Preparation of Insulin

Preparation of Insulin Preparation of insulin involves extraction or recombinant DNA technology to produce purified hormone for diabetes treatment. Formation of Preproinsulin: Insulin synthesis begins with preproinsulin (110 amino acids), synthesized in the rough endoplasmic reticulum. Conversion to Proinsulin: Preproinsulin is processed in the Golgi apparatus to form proinsulin, an inactive precursor. Folding and Bond … Read more